Onsby Family History

You can see how Onsby families moved over time by selecting different census years. The Onsby family name was found in the USA between 1840 and 1920. The most Onsby families were found in USA in 1880. In 1840 there was 1 Onsby family living in South Carolina. This was 100% of all the recorded Onsby's in USA. South Carolina had the highest population of Onsby families in 1840.

Use census records and voter lists to see where families with the Onsby surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.